74007400139 has 2 divisors, whose sum is σ = 74007400140. Its totient is φ = 74007400138.

The previous prime is 74007400063. The next prime is 74007400141. The reversal of 74007400139 is 93100470047.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 74007400139 - 2⁸ = 74007399883 is a prime.

Together with 74007400141, it forms a pair of twin primes.

It is a Chen prime.

It is a junction number, because it is equal to n+sod(n) for n = 74007400099 and 74007400108.

It is not a weakly prime, because it can be changed into another prime (74007400199) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 37003700069 + 37003700070.

It is an arithmetic number, because the mean of its divisors is an integer number (37003700070).

Almost surely, 2^74007400139 is an apocalyptic number.

74007400139 is a deficient number, since it is larger than the sum of its proper divisors (1).

74007400139 is an equidigital number, since it uses as much as digits as its factorization.

74007400139 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 21168, while the sum is 35.

The spelling of 74007400139 in words is "seventy-four billion, seven million, four hundred thousand, one hundred thirty-nine".